un. 加压服
[网络] 增压服;加压衣;压力服

(woman) Thank you. It's great to see so many of you interested in this series on Survival in Outer Space. Please excuse the cameras - we're being videotaped for the local TV stations. Tonight I'm going to talk about the most basic aspect of survival

发表于:2018-12-05 / 阅读(57) / 评论(0) 分类 托福听力短文

EXPLORATIONS -April 3, 2002: Spacesuit History By Paul Thompson VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Today we tell a

发表于:2019-01-04 / 阅读(60) / 评论(0) 分类 Explorations

EXPLORATIONS - The Evolution of Spacesuits STEVE EMBER: Im Steve Ember. SHIRLEY GRIFFITH: And Im Shirley Griffith with the VOA Special English program EXPLORATIONS. Today we tell about the special clothes astronauts wear that protect them while they

发表于:2019-01-12 / 阅读(38) / 评论(0) 分类 2011年VOA慢速英语(四)月

Want to step outside to take in the scenery or pick up some rocks? As familiar as it might look beyond the port hole, Mars is dangerously alien. The upside is the low gravity will give you super jumping abilities, the down, the almost complete lack o

发表于:2019-02-03 / 阅读(31) / 评论(0) 分类 自然百科2012年

Congratulations, you've arrived on the hottest surface in the solar system. Here, the official temperature is eight hundred seventy degrees Fahrenheit. Day or night, equator or pole, the searing heat never varies more than a few degrees, and thats wh

发表于:2019-02-15 / 阅读(112) / 评论(0) 分类 自然百科2012年

In the days of diving suitsthe sort that were connected to the surface by long hoses, 在使用潜水衣即用长管子连接水面的那种装备的年代, divers sometimes experienced a dreaded phenomenon known as the squeeze. 潜水员有时候会

发表于:2019-02-25 / 阅读(37) / 评论(0) 分类 万物简史
学英语单词
abrotanums
acceleration of falling body
acoustic homing torpedo
aleurites cordata r.br.
American Ballet
anca
anti-seepage of channel
asiatic beetles
assist with
Aussonne
auto-coupling
aversion to cold
background of water environment
boroscope examination
browse typefaces
buret tip
cardiovascular dynamics
cluster-type cepheids
collyflower
combinatorial matching problem
cons us
cystopteris japonica luerss
destination field
deviatoric component
diabolic
disjunct tetrachord
dissolved solid
draughtman
electronic balances
evilutionary
fan trap
finish-curl die
force list
forward-acting decoder
fundamental metric tensor
gallicize
gate operating gear
gear cutting
Gentiana trichotoma
genus Rhodosphaera
gilbreth basic element (gbe)
greylings
hip-o
home consumption
hypersynchronous braking
hypocalciuria
intrauterine injection
kirkconnell
kodo (godo)
lamina boards
lattice-like corneal dystrophy
liquid food packaging
litter magnet
Loss of Use of the Vessel
mabyer
magnetic dipole density
maintaining account
medicare check
melon-cutting
memonic name
metaphysic
minassian
mucker slusher
night stand
nitzschia constricta
non-pareil
Oberweiler
old-talk
on foot
one man one vote
outborrow
outphasing
outsoars
papillae vallatae
Peschiera de Garda
postmodify
purulenta thrombophlebitis
Quirra, I.di
rat-mite dermatitis
recoverability rate
remaining quantity on board
REN
Saydy
secondary otalgia
shoestring rill
single-phase power station
smacks
stigmatised
stonewaller
stoneware pump
strewn field
SymbMath
T-shaped rigid frame bridge
toilet-seats
tongue floor
trail mix
tree swifts
turnaround time
vector-borne transmissions
wobblinesses
wood-coal
worst-dressed